//////////////////////////////////////////////////////////////////////////
//
// This file is a part of XORT project.
//
// PROJECT:         Xort compiler execution subsystem
// FILE:            XNIVariantArray.h - array of XNIVariant 
// AUTHOR:          Vladimir Gumenuk
// DATE:            21-Aug-2014
// MODIFICATIONS:
//
//
//     Copyright(c) 2014, Vladimir Gumenuk
//     All rights reserved.
//
//     Redistribution and use in source and binary forms, with or without modification, 
//     are permitted provided that the following conditions are met :
//
//     1. Redistributions of source code must retain the above copyright notice, 
//        this list of conditions and the following disclaimer.
//     2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and 
//        the following disclaimer in the documentation and / or other materials provided with the distribution.
//     3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse 
//        or promote products derived from this software without specific prior written permission.
//
//     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
//     ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 
//     OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 
//     THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
//     SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
//     OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
//     HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 
//     OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
//     EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//////////////////////////////////////////////////////////////////////////

#pragma once

class CXNIVariantArrayImpl : public XNIVariantArray
{
public:
    CXNIVariantArrayImpl() {
        m_dwRefs = 0;
    }
    virtual ~CXNIVariantArrayImpl() {
        
    }

    static int Create( CXNIVariantArrayImpl **ppOut ) {
        if( !ppOut )
            return ERR_INVALID_ARG;

        *ppOut = new CXNIVariantArrayImpl();
        if( !(*ppOut) )
            return ERR_MEMORY_ALLOCATION;

        (*ppOut)->AddRef();

        return XORT_OK;
    }

    IMPLEMENT_XUNKNOWN();

    virtual dword GetCount()
    {
        return m_arVariants.count();
    }
    
    virtual int GetValue( dword dwIdx, XNIVariant& vVal )
    {
        if( dwIdx >= m_arVariants.count() )
            return ERR_INVALID_PROPERTY_INDEX;

        vVal.Clear();
        vVal = m_arVariants[ dwIdx ];

        return XORT_OK;
    }

    void AddVariant( XNIVariant& vVal ) {
        m_arVariants.add( vVal );
    }

    void Uninit() {
        m_arVariants.clear();
    }

private:
    dword               m_dwRefs;
    XNIVARIANT_ARRAY    m_arVariants;

};